Locala (formerly known as S4M, Success for Mobile) is a mobile-native ad tech company transforming ads into genuine personalized content for each individual user. We provide expertise and transparency from ad impressions to conversions in both mobile browsers and applications. Founded in 2011 by mobile marketing pioneers, we now service more than 250 advertisers around the world. S4M is headquartered in Paris with over 80 employees and five offices around the world in the US, Europe, Asia Pacific, and Latin America.